May 4 was the deadliest day for U.S. forces in Afghanistan so far this year. In addition to the five soldiers who died in the IED blast, two Marines and a military working dog were killed by an Afghan soldier on Saturday.

Please stay on topic and be as concise as possible. Leaving a comment means you agree to our Community Discussion Rules. We like civilized discourse. We don't like spam, lying, profanity, harassment or personal attacks.